(:*******************************************************:)
(: Test: K2-ABSFunc-47                                   :)
(: Written by: Frans Englich                             :)
(: Date: 2007-11-22T11:31:21+01:00                       :)
(: Purpose: Invoke on -INF/xs:float.                     :)
(:*******************************************************:)
fn:abs(xs:float("-INF"))